Charlotte, the name of the young Princess of Cambridge, is the latest classic name to join Sophia, Emma, Olivia, and Isabella at the top of the popularity list. It is now among the most popular girl names in many English-speaking and European countries.

The phonetic Carolyn spelling, which was very popular from the 1920s to the '60s, has been steadily on the wane while Caroline herself has stayed strong.

Time was, even C-starting Catherines who called themselves Kate spelled it with a K, but Cate Blanchett changed all. Cate is now as acceptable as (but not as well used as) Kate. Cait might be short for Caitlin.

Sleek, unisex surname rarely heard for girls -- which could be seen as an asset.

The most modern choice in this group, and the most distinctive; the Gwyn form is a common male name in Wales.